diff --git a/src/test/resources/dig/Diode1Error.dig b/src/test/resources/dig/Diode1Error.dig
new file mode 100644
index 000000000..89657d0e8
--- /dev/null
+++ b/src/test/resources/dig/Diode1Error.dig
@@ -0,0 +1,131 @@
+
+
+ 1
+
+
+ DiodeBackward
+
+
+ rotation
+
+
+
+
+
+
+ PullUp
+
+
+
+
+ DiodeBackward
+
+
+ rotation
+
+
+
+
+
+
+ PullUp
+
+
+
+
+ NFET
+
+
+
+
+ Ground
+
+
+
+
+ In
+
+
+ Label
+ A
+
+
+
+
+
+ Out
+
+
+ Label
+ Y
+
+
+
+
+
+ Testcase
+
+
+ Testdata
+
+ A Y
+0 1
+1 0
+0 1
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
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+
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+
+
+
+
+
+
+
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+
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+
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+
\ No newline at end of file
diff --git a/src/test/resources/dig/Diode2Error.dig b/src/test/resources/dig/Diode2Error.dig
new file mode 100644
index 000000000..fd2cd3fce
--- /dev/null
+++ b/src/test/resources/dig/Diode2Error.dig
@@ -0,0 +1,135 @@
+
+
+ 1
+
+
+ In
+
+
+ Label
+ A
+
+
+ Default
+ 1
+
+
+
+
+
+ Out
+
+
+ Label
+ Y
+
+
+
+
+
+ Testcase
+
+
+ Testdata
+
+ A Y
+1 0
+0 1
+1 0
+
+
+
+
+
+
+ DiodeForeward
+
+
+ rotation
+
+
+
+
+
+
+ DiodeForeward
+
+
+ rotation
+
+
+
+
+
+
+ PullDown
+
+
+
+
+ PullDown
+
+
+
+
+ VDD
+
+
+
+
+ PFET
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file